What does 2 Samuel 12:4 mean?

And there came a traveller unto the rich man, and he spared to take of his own flock and of his own herd, to dress for the wayfaring man that was come unto him, but took the poor man’s lamb, and dressed it for the man that was come to him.

And there came a traveller unto the rich man, and he spared to take of his own flock and of his own herd, to dress for the wayfaring man that was come unto him; but took the poor man’s lamb, and dressed it for the man that was come to him.

And there came a traveller unto the rich man, and he spared to take of his own flock and of his own herd, to dress for the wayfaring man that was come unto him, but took the poor man’s lamb, and dressed it for the man that was come to him.

Now a traveller came to the house of the man of wealth, but he would not take anything from his flock or his herd to make a meal for the traveller who had come to him, but he took the poor man's lamb and made it ready for the man who had come.

And there cometh a traveller to the rich man, And he spareth to take Of his own flock, and of his own herd, To prepare for the traveller Who hath come to him, And he taketh the ewe-lamb of the poor man, And prepareth it for the man Who hath come unto him.'

And when a certain stranger was come to the rich man, he spared to take of his own sheep and oxen, to make a feast for that stranger, who was come to him, but took the poor man's ewe, and dressed it for the man that was come to him.

And there came a traveller to the rich man, and he spared to take of his own flock and of his own herd, to dress for the wayfaring man that had come to him; and he took the poor man's lamb, and dressed it for the man that had come to him.